java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 01:20:36,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 01:20:36,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 01:20:36,945 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 01:20:36,946 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 01:20:36,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 01:20:36,949 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 01:20:36,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 01:20:36,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 01:20:36,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 01:20:36,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 01:20:36,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 01:20:36,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 01:20:36,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 01:20:36,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 01:20:36,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 01:20:36,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 01:20:36,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 01:20:36,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 01:20:36,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 01:20:36,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 01:20:36,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 01:20:36,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 01:20:36,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 01:20:36,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 01:20:36,985 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 01:20:36,985 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 01:20:36,986 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 01:20:36,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 01:20:36,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 01:20:36,988 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 01:20:36,989 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 01:20:36,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 01:20:36,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 01:20:36,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 01:20:36,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 01:20:36,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 01:20:36,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 01:20:36,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 01:20:36,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 01:20:36,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 01:20:36,996 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 01:20:37,010 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 01:20:37,011 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 01:20:37,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 01:20:37,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 01:20:37,013 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 01:20:37,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 01:20:37,013 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 01:20:37,013 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 01:20:37,013 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 01:20:37,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 01:20:37,014 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 01:20:37,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 01:20:37,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 01:20:37,014 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 01:20:37,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 01:20:37,015 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 01:20:37,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 01:20:37,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 01:20:37,015 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 01:20:37,016 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 01:20:37,016 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 01:20:37,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 01:20:37,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 01:20:37,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 01:20:37,017 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 01:20:37,017 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 01:20:37,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 01:20:37,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 01:20:37,018 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-14 01:20:37,299 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 01:20:37,324 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 01:20:37,328 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 01:20:37,331 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 01:20:37,331 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 01:20:37,332 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i [2019-10-14 01:20:37,413 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e90987c2/635e12f4930c46769448c7d2edc427bd/FLAG8f276f7ff [2019-10-14 01:20:38,190 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 01:20:38,191 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-input-tablet-kbtab.ko.cil.out.i [2019-10-14 01:20:38,225 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e90987c2/635e12f4930c46769448c7d2edc427bd/FLAG8f276f7ff [2019-10-14 01:20:38,256 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e90987c2/635e12f4930c46769448c7d2edc427bd [2019-10-14 01:20:38,268 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 01:20:38,270 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 01:20:38,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 01:20:38,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 01:20:38,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 01:20:38,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 01:20:38" (1/1) ... [2019-10-14 01:20:38,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71ced689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:20:38, skipping insertion in model container [2019-10-14 01:20:38,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 01:20:38" (1/1) ... [2019-10-14 01:20:38,288 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 01:20:38,397 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 01:20:39,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 01:20:39,420 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 01:20:39,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 01:20:39,687 INFO L192 MainTranslator]: Completed translation [2019-10-14 01:20:39,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:20:39 WrapperNode [2019-10-14 01:20:39,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 01:20:39,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 01:20:39,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 01:20:39,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 01:20:39,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:20:39" (1/1) ... [2019-10-14 01:20:39,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:20:39" (1/1) ... [2019-10-14 01:20:39,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:20:39" (1/1) ... [2019-10-14 01:20:39,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:20:39" (1/1) ... [2019-10-14 01:20:39,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:20:39" (1/1) ... [2019-10-14 01:20:39,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:20:39" (1/1) ... [2019-10-14 01:20:39,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:20:39" (1/1) ... [2019-10-14 01:20:39,841 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 01:20:39,842 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 01:20:39,842 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 01:20:39,843 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 01:20:39,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 01:20:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 01:20:39,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 01:20:39,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 01:20:39,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2019-10-14 01:20:39,945 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-14 01:20:39,946 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-14 01:20:39,946 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-10-14 01:20:39,946 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-10-14 01:20:39,947 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-14 01:20:39,947 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-10-14 01:20:39,947 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-10-14 01:20:39,947 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-10-14 01:20:39,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-14 01:20:39,948 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-10-14 01:20:39,948 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2019-10-14 01:20:39,948 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2019-10-14 01:20:39,948 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-10-14 01:20:39,949 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2019-10-14 01:20:39,949 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-10-14 01:20:39,949 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2019-10-14 01:20:39,951 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2019-10-14 01:20:39,952 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_irq [2019-10-14 01:20:39,952 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_open [2019-10-14 01:20:39,952 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_close [2019-10-14 01:20:39,952 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_probe [2019-10-14 01:20:39,952 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_disconnect [2019-10-14 01:20:39,952 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_init [2019-10-14 01:20:39,953 INFO L138 BoogieDeclarations]: Found implementation of procedure kbtab_exit [2019-10-14 01:20:39,953 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-10-14 01:20:39,953 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-10-14 01:20:39,953 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 01:20:39,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-10-14 01:20:39,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-10-14 01:20:39,954 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-10-14 01:20:39,954 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-10-14 01:20:39,954 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-10-14 01:20:39,954 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-10-14 01:20:39,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-14 01:20:39,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-14 01:20:39,955 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-14 01:20:39,955 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-14 01:20:39,955 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-10-14 01:20:39,955 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-10-14 01:20:39,956 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-10-14 01:20:39,956 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2019-10-14 01:20:39,956 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-10-14 01:20:39,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-10-14 01:20:39,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-14 01:20:39,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-10-14 01:20:39,957 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-14 01:20:39,957 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-10-14 01:20:39,957 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-14 01:20:39,958 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-10-14 01:20:39,958 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-14 01:20:39,958 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-10-14 01:20:39,958 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-14 01:20:39,958 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-14 01:20:39,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 01:20:39,959 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2019-10-14 01:20:39,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 01:20:39,960 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-14 01:20:39,960 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-14 01:20:39,961 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-10-14 01:20:39,961 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-14 01:20:39,961 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-14 01:20:39,961 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-14 01:20:39,961 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-14 01:20:39,962 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-10-14 01:20:39,962 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-10-14 01:20:39,962 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-14 01:20:39,962 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-14 01:20:39,962 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-10-14 01:20:39,963 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-10-14 01:20:39,963 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-14 01:20:39,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 01:20:39,964 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-10-14 01:20:39,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 01:20:39,964 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-14 01:20:39,965 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-10-14 01:20:39,965 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-14 01:20:39,965 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-10-14 01:20:39,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 01:20:39,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 01:20:39,967 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-10-14 01:20:39,968 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-10-14 01:20:39,968 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-10-14 01:20:39,968 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-10-14 01:20:39,968 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-10-14 01:20:39,968 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-10-14 01:20:39,969 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-14 01:20:39,969 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-10-14 01:20:39,969 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-10-14 01:20:39,969 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2019-10-14 01:20:39,969 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2019-10-14 01:20:39,970 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-10-14 01:20:39,970 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-10-14 01:20:39,970 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-10-14 01:20:39,970 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-10-14 01:20:39,970 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2019-10-14 01:20:39,970 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-10-14 01:20:39,971 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2019-10-14 01:20:39,971 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2019-10-14 01:20:39,971 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2019-10-14 01:20:39,971 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_irq [2019-10-14 01:20:39,971 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_open [2019-10-14 01:20:39,972 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_close [2019-10-14 01:20:39,972 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_probe [2019-10-14 01:20:39,972 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_disconnect [2019-10-14 01:20:39,972 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_init [2019-10-14 01:20:39,972 INFO L130 BoogieDeclarations]: Found specification of procedure kbtab_exit [2019-10-14 01:20:39,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-14 01:20:39,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-10-14 01:20:39,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-14 01:20:39,973 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 01:20:39,973 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 01:20:39,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-10-14 01:20:39,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-10-14 01:20:39,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-10-14 01:20:39,974 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-14 01:20:39,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-14 01:20:39,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-14 01:20:39,975 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 01:20:39,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 01:20:39,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 01:20:39,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 01:20:39,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-14 01:20:39,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 01:20:40,553 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-14 01:20:40,664 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-10-14 01:20:40,665 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-10-14 01:20:41,028 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-14 01:20:41,088 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-10-14 01:20:41,089 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-10-14 01:20:41,335 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-10-14 01:20:42,361 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 01:20:42,361 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-14 01:20:42,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 01:20:42 BoogieIcfgContainer [2019-10-14 01:20:42,364 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 01:20:42,365 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 01:20:42,365 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 01:20:42,366 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 01:20:42,367 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 01:20:42" (1/1) ... [2019-10-14 01:20:42,368 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-14 01:20:42,412 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 01:20:42,412 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 01:20:42,441 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 01:20:42,456 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 01:20:42,457 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 01:20:46,981 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 792 [2019-10-14 01:20:47,310 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 802 [2019-10-14 01:20:47,833 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 848 [2019-10-14 01:20:48,304 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 899 [2019-10-14 01:20:48,760 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 928 [2019-10-14 01:20:49,260 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 966 [2019-10-14 01:20:50,112 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 957 [2019-10-14 01:20:50,342 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 957 [2019-10-14 01:20:50,607 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 957 [2019-10-14 01:20:50,924 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 1001 [2019-10-14 01:20:50,950 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1015 for LOIs [2019-10-14 01:20:51,562 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 1030 [2019-10-14 01:20:51,848 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 1030 [2019-10-14 01:20:52,148 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 1044 [2019-10-14 01:20:52,328 WARN L98 DagInterpreter]: A function never reaches its return [2019-10-14 01:20:53,136 WARN L191 SmtUtils]: Spent 607.00 ms on a formula simplification that was a NOOP. DAG size: 1053 [2019-10-14 01:20:53,512 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 1053 [2019-10-14 01:20:53,845 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 1055 [2019-10-14 01:20:54,733 WARN L191 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 1058 DAG size of output: 1058 [2019-10-14 01:20:55,489 WARN L191 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 1058 [2019-10-14 01:20:56,466 WARN L191 SmtUtils]: Spent 947.00 ms on a formula simplification. DAG size of input: 1062 DAG size of output: 1060 [2019-10-14 01:20:57,109 WARN L191 SmtUtils]: Spent 639.00 ms on a formula simplification that was a NOOP. DAG size: 1060 [2019-10-14 01:20:57,886 WARN L191 SmtUtils]: Spent 770.00 ms on a formula simplification that was a NOOP. DAG size: 1058 [2019-10-14 01:20:59,006 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 1062 DAG size of output: 1060 [2019-10-14 01:20:59,732 WARN L191 SmtUtils]: Spent 704.00 ms on a formula simplification that was a NOOP. DAG size: 1057 [2019-10-14 01:21:00,462 WARN L191 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 1056 [2019-10-14 01:21:01,260 WARN L191 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 1060 DAG size of output: 1058 [2019-10-14 01:21:02,465 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-14 01:21:02,584 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-14 01:21:05,181 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-10-14 01:21:05,383 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-10-14 01:21:05,392 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-10-14 01:21:05,619 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12